# US 11,896,011 B2 · Herbicidal compositions for animal grazelands and methods for applying the same

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- Number: US 11,896,011 B2
- Document ID: US11896011B2
- Status: Granted
- Kind: B2
- Application number: 18/049,943
- Filed: 2022-10-26
- Published: 2023-06-15
- Granted: 2024-02-13
- Earliest claimed: 2018-11-29
- Assignees: Discovery Purchaser Corporation
- Applicants: Discovery Purchaser Corporation
- Inventors: Harold Quicke; David R. Spak; Derek J. Sebastian; Roland Maynard
- Web page: https://patentgrep.com/patent/US11896011B2

## CPC

- A01N 43/66: 1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
- A01N 43/68: with two or three nitrogen atoms directly attached to ring carbon atoms
- Y02A 90/40: Monitoring or fighting invasive species
- A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE

## Abstract

Methods and compositions for controlling undesired vegetation in animal grazelands.

## Claims

### Claim 1

A method of controlling fire size and frequency at a locus in need thereof, comprising:
applying to the locus an amount of a composition of indaziflam sufficient to reduce flammable biomass at the locus,
wherein the locus is a rangeland used for grazing domestic livestock, and
wherein the rangeland is safe for grazing by the domestic livestock immediately following the application of indaziflam.

### Claim 2 (depends on 1)

The method of claim 1 wherein the biomass is derived in whole or in part from an invasive grass species on the rangeland.

### Claim 3 (depends on 1)

The method according to claim 1, wherein the composition comprises indaziflam in an amount of 0.01 to 25 lb./gallon.

### Claim 4 (depends on 1)

The method according to claim 1, wherein the composition is applied at a rate of 0.001 to 100 oz/A.

### Claim 5 (depends on 1)

The method according to claim 1, wherein the composition is applied at a rate of 0.1 to 50 oz/A.

### Claim 6 (depends on 1)

The method according to claim 1, wherein the indaziflam is applied in an amount of 0.001 to 25 lb. ai/A.

### Claim 7 (depends on 1)

The method according to claim 1, wherein the indaziflam is applied in an amount of 0.01 to 1 lb. ai/A.

### Claim 8 (depends on 1)

The method according to claim 1, wherein the rangeland comprises tallgrass prairie, shortgrass prairie, desert grassland, shrubland, savanna, steppe, or pampas, or any combination thereof.

### Claim 9 (depends on 1)

The method according to claim 1, wherein the flammable biomass comprises thatch.

### Claim 10 (depends on 1)

The method according to claim 1, wherein the application of indaziflam promotes a discontinuous fire system over a horizontally continuous fire system.

### Claim 11

A method of reducing formation of flammable biomass on rangeland, or pasture, or both that is used for grazing domestic livestock, the method, comprising:
applying to the rangeland, or the pasture, or both an amount of a composition of indaziflam sufficient to reduce formation of flammable biomass on the rangeland, or the pasture, or both,
wherein the indaziflam is applied in absence of fire on the rangeland, or the pasture, or both,
wherein the application of indaziflam reduces occurrence, size, or frequency, or any combination thereof, of fire on the rangeland, or the pasture, or both, and
wherein the rangeland is safe for grazing by the domestic livestock immediately following the application of indaziflam.

### Claim 12 (depends on 11)

The method of claim 11 wherein the biomass is derived in whole or in part from an invasive grass species on the rangeland.

### Claim 13 (depends on 11)

The method according to claim 11, wherein the composition comprises indaziflam in an amount of 0.01 to 25 lb./gallon.

### Claim 14 (depends on 11)

The method according to claim 11, wherein the composition is applied at a rate of 0.001 to 100 oz/A.

### Claim 15 (depends on 11)

The method according to claim 11, wherein the composition is applied at a rate of 0.1 to 50 oz/A.

### Claim 16 (depends on 11)

The method according to claim 11, wherein the indaziflam is applied in an amount of 0.001 to 25 lb. ai/A.

### Claim 17 (depends on 11)

The method according to claim 11, wherein the indaziflam is applied in an amount of 0.01 to 1 lb. ai/A.

### Claim 18 (depends on 11)

The method according to claim 11, wherein the rangeland comprises tallgrass prairie, shortgrass prairie, desert grassland, shrubland, savanna, steppe, or pampas, or any combination thereof.

### Claim 19 (depends on 11)

The method according to claim 11, wherein the flammable biomass comprises thatch.

### Claim 20 (depends on 11)

The method according to claim 11, wherein the application of indaziflam promotes a discontinuous fire system over a horizontally continuous fire system.
